354719964617 has 4 divisors (see below), whose sum is σ = 354723079620. Its totient is φ = 354716849616.

The previous prime is 354719964497. The next prime is 354719964623. The reversal of 354719964617 is 716469917453.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10820992576 + 343898972041 = 104024^2 + 586429^2 .

It is a cyclic number.

It is not a de Polignac number, because 354719964617 - 2²² = 354715770313 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 354719964617.

It is not an unprimeable number, because it can be changed into a prime (354719964647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1379942 + ... + 1616687.

It is an arithmetic number, because the mean of its divisors is an integer number (88680769905).

Almost surely, 2^354719964617 is an apocalyptic number.

It is an amenable number.

354719964617 is a deficient number, since it is larger than the sum of its proper divisors (3115003).

354719964617 is a wasteful number, since it uses less digits than its factorization.

354719964617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3115002.

The product of its digits is 34292160, while the sum is 62.

The spelling of 354719964617 in words is "three hundred fifty-four billion, seven hundred nineteen million, nine hundred sixty-four thousand, six hundred seventeen".